Core/Loading: Drop the field script_version from the table version.

It serves no purpose (and one step closer to remove EAI from the core/db)

src/server/game/World/World.cpp

@@ -2746,22 +2746,18 @@ void World::UpdateMaxSessionCounters()
 
 void World::LoadDBVersion()
 {
-    QueryResult result = WorldDatabase.Query("SELECT db_version, script_version, cache_id FROM version LIMIT 1");
+    QueryResult result = WorldDatabase.Query("SELECT db_version, cache_id FROM version LIMIT 1");
     if (result)
     {
         Field* fields = result->Fetch();
         m_DBVersion              = fields[0].GetString();
-        m_CreatureEventAIVersion = fields[1].GetString();
 
         // will be overwrite by config values if different and non-0
-        m_int_configs[CONFIG_CLIENTCACHE_VERSION] = fields[2].GetUInt32();
+        m_int_configs[CONFIG_CLIENTCACHE_VERSION] = fields[1].GetUInt32();
     }
 
     if (m_DBVersion.empty())
         m_DBVersion = "Unknown world database.";
-
-    if (m_CreatureEventAIVersion.empty())
-        m_CreatureEventAIVersion = "Unknown creature EventAI.";
 }
 
 void World::ProcessStartEvent()

src/server/game/World/World.h

@@ -722,10 +722,9 @@ class World
 
         LocaleConstant GetAvailableDbcLocale(LocaleConstant locale) const { if (m_availableDbcLocaleMask & (1 << locale)) return locale; else return m_defaultDbcLocale; }
 
-        //used World DB version
+        // used World DB version
         void LoadDBVersion();
         char const* GetDBVersion() const { return m_DBVersion.c_str(); }
-        char const* GetCreatureEventAIVersion() const { return m_CreatureEventAIVersion.c_str(); }
 
         void RecordTimeDiff(const char * text, ...);
 
@@ -821,13 +820,12 @@ class World
         //Player Queue
         Queue m_QueuedPlayer;
 
-        //sessions that are added async
+        // sessions that are added async
         void AddSession_(WorldSession* s);
         ACE_Based::LockedQueue<WorldSession*, ACE_Thread_Mutex> addSessQueue;
 
-        //used versions
+        // used versions
         std::string m_DBVersion;
-        std::string m_CreatureEventAIVersion;
 
         std::list<std::string> m_Autobroadcasts;